Display screen



FIG. 1 is the front perspective view of a display screen showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is the rear perspective view thereof; and,

FIG. 9 is a partially enlarged section view of FIG. 5 that is included to more clearly depict the design from the right-side view (A) of FIG. 5.

The broken lines shown in the drawings represent unclaimed portions. 

CLAIM The ornamental design for a display screen, as shown and described. 